Furuno 1722C - Page 243

SP - 2 E3494S01F
2.2.7. Sidelobe Attenuation less than -18 dB
2.3. MODEL1742/C:
2.3.1. Radiator Slotted waveguide array
2.3.2. Polarization Horizontal
2.3.3. Antenna Rotation Speed 24 rpm nominal
2.3.4. Radiator Length 60 cm
2.3.5. Horizontal Beamwidth less than 3.5°
2.3.6. Vertical Beamwidth 30°
2.3.7. Sidelobe Attenuation less than -20 dB
2.4. MODEL1762/C:
2.4.1. Radiator Slotted waveguide array
2.4.2. Polarization Horizontal
2.4.3. Antenna Rotation Speed 24 rpm nominal
2.4.4. Radiator Length 100 cm
2.4.5. Horizontal Beamwidth less than 2.4°
2.4.6. Vertical Beamwidth 27°
2.4.7. Sidelobe Attenuation less than -24 dB
3. TRANSCEIVER MODULE
3.1. Frequency and Modulation 9410 MHz ±30MHz (X band), P0N
3.2. Peak Output Power M1722/1742/1722C/1742C: 2 kW nominal,
M1732/1762/1731C/1762C: 4 kW nominal
3.3. Modulator FET Switching Method
3.4. Intermediate Frequency 60 MHz
3.5. Tuning Automatic
3.6. Receiver Front End MIC (Microwave IC)
3.7. Bandwidth 7 MHz
3.8. Duplexer Circulator with diode limiter
3.9. Warming up M1722/1722C: 60 sec. approx.
M1732/1742/1762(C): 90 sec. approx.
4. DISPLAY UNIT
4.1. Display
M1722 /1732/1742/1762: 7 inch rectangular monochrome LCD, 240(H) x 320(V) dots,
Effective radar display area: 216 x 216 dots
M1722C/1732C/1742C/1762C: 7 inch rectangular color LCD, 234(H) x 320(V) dots,